Question

What is the vertex form of `y=x^2 +8x+15`?

Answer 1

The equation in vertex form is , `y=(x+4)^2-1`

Explanation:

The equation in vertex form is,
`y=x^2+8x+15= (x+4)^2-16+15 =(x+4)^2-1 :.`Vertex is at `(-4,-1)` graph{x^2+8x+15 [-10, 10, -5, 5]}[Ans]